precisely. I think they're connected. Acceptable PCI latency=no pops, no line, Thanks Markoz, you just helped to support my theory.

I found that if you defrag your computer, and do this
type %temp% in the search bar on vista/7 or the start/run box on XP, and delete all the files inthere, then restart the computer. Then open FSX without minimizing it during loading and WITHOUT firefox running, it does away. I would appreciate anyone who can try and back this up. Thanks!

Collin